Politics vs. the Integrity of Research

By U.S. SEN. JOHN MCCAIN and PETER LIKINS

Global warming is happening now.

Many of us can intuit that from our personal experience. And we
have come to know it the same way people learned that E=mc2: based
on compelling scientific evidence, arrived at through objective,
transparent scientific inquiry.

In this case, science is sounding a drumbeat of hard evidence to
reinforce what we feel in our everyday lives -- our world is
getting warmer. Median temperatures are rising. Ice caps are
melting. Glaciers are in what